using System;
using System.IO;
using System.Windows.Data;
using System.Windows.Media.Imaging;

namespace Samurai.Client.Converters
{
    public class ByteArrayToImageConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            if (value == null)
                return null;

            if (((byte[]) value).Length == 0)
                return null;

            var bmp = new BitmapImage();

            bmp.BeginInit();
            bmp.StreamSource = new MemoryStream((byte[])value);
            bmp.EndInit();

            return bmp;
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
